DAG-GCN: Directed Acyclic Causal Graph Discovery from Real World Data using Graph Convolutional Networks

Se Joon Park, Jihie Kim

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Scopus citations

Abstract

Causal discovery has been challenging since the search space of directed acyclic graphs super-exponentially grows with respect to the number of nodes. Previously constraint-based and score-based methods have been used. In recent studies, a continuous optimization method has reached a high score, but the problem is still harsh in real-world observational data. Motivated by the success of recent GNN models, we extended previous methods to be suitable to actual world data. Our model is based on the DAG-GNN model, uses GCN, and tries to learn an adjacency matrix set as a model parameter. To solve the vanishing adjacency matrix problem, we use the He-Initialization method with Leaky ReLU and the batch normalization technique. We demonstrate our model on real-world data sets. Compared to the state-of-the art results, our proposed method reaches acceptable results.

Original languageEnglish
Title of host publicationProceedings - 2023 IEEE International Conference on Big Data and Smart Computing, BigComp 2023
EditorsHyeran Byun, Beng Chin Ooi, Katsumi Tanaka, Sang-Won Lee, Zhixu Li, Akiyo Nadamoto, Giltae Song, Young-guk Ha, Kazutoshi Sumiya, Wu Yuncheng, Hyuk-Yoon Kwon, Takehiro Yamamoto
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages318-319
Number of pages2
ISBN (Electronic)9781665475785
DOIs
StatePublished - 2023
Event2023 IEEE International Conference on Big Data and Smart Computing, BigComp 2023 - Jeju, Korea, Republic of
Duration: 13 Feb 202316 Feb 2023

Publication series

NameProceedings - 2023 IEEE International Conference on Big Data and Smart Computing, BigComp 2023

Conference

Conference2023 IEEE International Conference on Big Data and Smart Computing, BigComp 2023
Country/TerritoryKorea, Republic of
CityJeju
Period13/02/2316/02/23

Keywords

  • Causal Discovery
  • Causal Structure Learning
  • DAG
  • Directed Acyclic Graphs
  • Graph Neural Networks
  • Graph Representation Learning

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